Workflow Copilot: backend side of the first version (#4401)

alembic/versions/2026_01_06_2148-db8667f8ce63_workflow_copilot_chat.py

@@ -0,0 +1,68 @@
+"""workflow copilot chat
+
+Revision ID: db8667f8ce63
+Revises: e393f33ec711
+Create Date: 2026-01-06 21:48:28.396490+00:00
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "db8667f8ce63"
+down_revision: Union[str, None] = "e393f33ec711"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "workflow_copilot_chat_messages",
+        sa.Column("workflow_copilot_chat_message_id", sa.String(), nullable=False),
+        sa.Column("workflow_copilot_chat_id", sa.String(), nullable=False),
+        sa.Column("organization_id", sa.String(), nullable=False),
+        sa.Column("sender", sa.String(), nullable=False),
+        sa.Column("content", sa.UnicodeText(), nullable=False),
+        sa.Column("global_llm_context", sa.UnicodeText(), nullable=True),
+        sa.Column("created_at", sa.DateTime(), nullable=False),
+        sa.Column("modified_at", sa.DateTime(), nullable=False),
+        sa.PrimaryKeyConstraint("workflow_copilot_chat_message_id"),
+    )
+    op.create_index(
+        op.f("ix_workflow_copilot_chat_messages_workflow_copilot_chat_id"),
+        "workflow_copilot_chat_messages",
+        ["workflow_copilot_chat_id"],
+        unique=False,
+    )
+    op.create_table(
+        "workflow_copilot_chats",
+        sa.Column("workflow_copilot_chat_id", sa.String(), nullable=False),
+        sa.Column("organization_id", sa.String(), nullable=False),
+        sa.Column("workflow_permanent_id", sa.String(), nullable=False),
+        sa.Column("created_at", sa.DateTime(), nullable=False),
+        sa.Column("modified_at", sa.DateTime(), nullable=False),
+        sa.PrimaryKeyConstraint("workflow_copilot_chat_id"),
+    )
+    op.create_index(
+        op.f("ix_workflow_copilot_chats_workflow_permanent_id"),
+        "workflow_copilot_chats",
+        ["workflow_permanent_id"],
+        unique=False,
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f("ix_workflow_copilot_chats_workflow_permanent_id"), table_name="workflow_copilot_chats")
+    op.drop_table("workflow_copilot_chats")
+    op.drop_index(
+        op.f("ix_workflow_copilot_chat_messages_workflow_copilot_chat_id"), table_name="workflow_copilot_chat_messages"
+    )
+    op.drop_table("workflow_copilot_chat_messages")
+    # ### end Alembic commands ###